# CVE-2026-23045: linux: In the Linux kernel, the following vulnerability has been resolved:  net/ena: fix missing lock when update devlink pa...

CVE-2026-23045 is fixed in linux on 1 platform by DEBIAN-CVE-2026-23045 (version 6.18.8-1), released February 4, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-23045
- Priority: Routine
- CVSS: n/a
- EPSS: 0.0018
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 4, 2026

## Description

In the Linux kernel, the following vulnerability has been resolved:  net/ena: fix missing lock when update devlink params  Fix assert lock warning while calling devl_param_driverinit_value_set() in ena.  WARNING: net/devlink/core.c:261 at devl_assert_locked+0x62/0x90, CPU#0: kworker/0:0/9 CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.19.0-rc2+ #1 PREEMPT(lazy) Hardware name: Amazon EC2 m8i-flex.4xlarge/, BIOS 1.0 10/16/2017 Workqueue: events work_for_cpu_fn RIP: 0010:devl_assert_locked+0x62/0x90  Call Trace:  <TASK>  devl_param_driverinit_value_set+0x15/0x1c0  ena_devlink_alloc+0x18c/0x220 [ena]  ? __pfx_ena_devlink_alloc+0x10/0x10 [ena]  ? trace_hardirqs_on+0x18/0x140  ? lockdep_hardirqs_on+0x8c/0x130  ? __raw_spin_unlock_irqrestore+0x5d/0x80  ? __raw_spin_unlock_irqrestore+0x46/0x80  ? devm_ioremap_wc+0x9a/0xd0  ena_probe+0x4d2/0x1b20 [ena]  ? __lock_acquire+0x56a/0xbd0  ? __pfx_ena_probe+0x10/0x10 [ena]  ? local_clock+0x15/0x30  ? __lock_release.isra.0+0x1c9/0x340  ? mark_held_locks+0x40/0x70  ? lockdep_hardirqs_on_prepare.part.0+0x92/0x170  ? trace_hardirqs_on+0x18/0x140  ? lockdep_hardirqs_on+0x8c/0x130  ? __raw_spin_unlock_irqrestore+0x5d/0x80  ? __raw_spin_unlock_irqrestore+0x46/0x80  ? __pfx_ena_probe+0x10/0x10 [ena]  ......  </TASK>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 14 | 6.18.8-1 | [DEBIAN-CVE-2026-23045](https://patchblox.com/security/data/fix/linux/debian-cve-2026-23045.md) | Feb 4, 2026 |

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Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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